Finding the Third Proportional to 4,305.66 and 9,123.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,305.66 : 9,123.89 = 9,123.89 : x
2. Step 2: Convert to fraction form
   4,305.66/9,123.89 = 9,123.89/x
3. Step 3: Cross multiply
   4,305.66x = 9,123.89 × 9,123.89
4. Step 4: Simplify right side
   4,305.66x = 83,245,380.14
5. Step 5: Solve for x
   x = 83,245,380.14/4,305.66
6. Step 6: Final answer
   x = 19,333.96